---
product_id: 284377625
title: "National laboratory notebook, 4 x 4 quad ruled, brown, cover, 11'' x 9.25'', 100 numbered sets (43649)"
brand: "national"
price: "€ 25.55"
currency: EUR
in_stock: true
url: https://www.desertcart.nl/products/284377625-national-laboratory-notebook-4-x-4-quad-ruled-brown-cover
store_origin: NL
region: Netherlands
---

# 4x4 quad ruled grid for precision 11'' x 9.25'' large format for detailed work 100 numbered, carbonless duplicate sets National laboratory notebook, 4 x 4 quad ruled, brown, cover, 11'' x 9.25'', 100 numbered sets (43649)

**Brand:** national
**Price:** € 25.55
**Availability:** ✅ In Stock

## Summary

> 📒 Elevate your lab notes—where precision meets professionalism.

## Quick Answers

- **What is this?** National laboratory notebook, 4 x 4 quad ruled, brown, cover, 11'' x 9.25'', 100 numbered sets (43649) by national
- **How much does it cost?** € 25.55 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.nl](https://www.desertcart.nl/products/284377625-national-laboratory-notebook-4-x-4-quad-ruled-brown-cover)

## Best For

- national enthusiasts

## Why This Product

- Trusted national brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Built to Last:** Stitched binding ensures pages stay intact through every brainstorming session and field note.
- • **Durable & Stylish:** Robust brown pressboard cover protects your work with a sleek, executive look.
- • **Organized Workflow:** Consecutively numbered sets keep your notes systematically trackable and audit-ready.
- • **Effortless Duplicate Records:** Carbonless, perforated white and canary sheets create instant, clean copies without ink mess.
- • **Precision Meets Professionalism:** 4x4 quad ruling empowers flawless scale drawings and complex equations.

## Overview

The National Laboratory Notebook features 100 numbered, carbonless duplicate sets with perforated white and canary sheets, all ruled in a precise 4x4 quad grid. Its durable brown pressboard cover and stitched binding provide long-lasting protection and organization, making it ideal for professionals who demand accuracy and neat record-keeping in an 11'' x 9.25'' large format.

## Description

National laboratory notebook, 4 x 4 quad ruled, brown, cover, 11'' x 9.25'', 100 numbered sets (43649)

## Features

- Sold as 1 Each.
- Numbered sets: First sheet is white and second is canary, perforated to tear out. Carbonless.
- Pressboard covers.
- Solve mathematical equations or create a scale drawing using a quadrille-ruled notebook. Brown cover. 1 Subject. Size: 11" x 9 1/4".
- Stitched binding. White and yellow paper. Pages are consecutively numbered. Quality printing and construction.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Manufacturer | 0 |
| Brand | National |
| Model number | 43649 |
| Product Dimensions | 27.94 x 1.59 x 23.5 cm; 226.8 g |
| Color | Brown |
| Cover Material | pressboard |
| Material Type | Paper Pressboard |
| Number of Items | 1 |
| Size | 11 x 9.25 inches |
| Ruling | Ruled |
| Sheet Size | 11 x 9.25 inches |
| Paper Finish | Smooth |
| Manufacturer Part Number | 43649 |
| Item Weight | 227 g |

## Product Details

- **Brand:** National
- **Colour:** Brown
- **Theme:** Book
- **Sheet size:** 11 x 9.25 inches
- **Pages:** 200 Pages

## Images

![National laboratory notebook, 4 x 4 quad ruled, brown, cover, 11'' x 9.25'', 100 numbered sets (43649) - Image 1](https://m.media-amazon.com/images/I/71AHpAWL58L.jpg)

## Available Options

This product comes in different **Style** options.

## Frequently Bought Together

- National Laboratory Notebook, 4 x 4 Quad Ruling, 11" x 9.25", 100 Numbered Sets (43649)
- 20 Pcs - Advanced Stainless Steel Biology Lab/Anatomy/Medical Student Dissection Kit Set - Scalper Knife Handle, Blades, Forceps, Scissors and Tweezers - 12 Instruments, 8 Blades
- The Sheep Brain: A Photographic Series

---

## Why Shop on Desertcart?

- 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016
- 🌍 **Shop Globally** — Access 737+ million products across 21 categories
- 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price
- 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members)
- 🔒 **Secure Payments** — Trusted payment options with buyer protection
- ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews

**Shop now:** [https://www.desertcart.nl/products/284377625-national-laboratory-notebook-4-x-4-quad-ruled-brown-cover](https://www.desertcart.nl/products/284377625-national-laboratory-notebook-4-x-4-quad-ruled-brown-cover)

---

*Product available on Desertcart Netherlands*
*Store origin: NL*
*Last updated: 2026-01-28*